public JSLint()
: base()
{
mExitCode = int.MinValue;
mTimeout = 60;
mOptions = new JSLintOptions();
mStopOnFirstFailure = false;
mAllErrors = new List <JavascriptErrorInfo>();
}
private JSLintOptions GetEffectiveOptions()
{
JSLintOptions result = mOptions;
if (UseGoodpartsOptions)
{
//result = OptionConsts.mGoodOptons;
result = MergeOptions(OptionConsts.mGoodOptons, mOptions);
}
else
{
result = MergeOptions(OptionConsts.mRecommendedOptions, mOptions);
}
return(result);
}
static OptionConsts()
{
mRecommendedOptions = new JSLintOptions();
mRecommendedOptions.eqeqeq = true;
mRecommendedOptions.glovar = true;
mRecommendedOptions.nomen = true;
mRecommendedOptions.undef = true;
mRecommendedOptions.white = true;
mGoodOptons = new JSLintOptions();
mGoodOptons.eqeqeq = true;
mGoodOptons.glovar = true;
mGoodOptons.nomen = true;
mGoodOptons.undef = true;
mGoodOptons.white = true;
mGoodOptons.bitwise = true;
}
private JSLintOptions MergeOptions(JSLintOptions primary, JSLintOptions secondary)
{
//If the JSLintOptions object changes we may have to add attributes to specify
//which properties to merge here, this is kinda primitive as it stands
Type jsoType = typeof(JSLintOptions);
JSLintOptions mergedOptions = new JSLintOptions();
PropertyInfo[] properties = jsoType.GetProperties(BindingFlags.Public | BindingFlags.SetProperty | BindingFlags.Instance);
foreach (PropertyInfo property in properties)
{
if (property.PropertyType.Equals(typeof(bool)))
{
bool primaryValue = (bool)property.GetValue(primary, null);
bool secondaryValue = (bool)property.GetValue(secondary, null);
if (primaryValue || secondaryValue)
{
property.SetValue(mergedOptions, true, null);
}
}
}
return(mergedOptions);
}
/// <summary>
/// Executes the task.
/// </summary>
/// <returns></returns>
public override bool Execute()
{
Log.LogMessage(MessageImportance.Low, "Start JSLint Verification", null);
if (UseGoodpartsOptions && UseRecommendedOptions)
{
string message = string.Format("Only one of the options ['{0}','{1}'] can be specified, not both.", "UseGoodpartsOptions", "UseRecommendedOptions");
ArgumentException ae = new ArgumentException(message);
Log.LogErrorFromException(ae);
throw ae;
}
JavaScriptSerializer jsSerializer = new JavaScriptSerializer();
JSLintOptions effectiveOptons = GetEffectiveOptions();
string optionsJs = jsSerializer.Serialize(effectiveOptons);
string verifyScriptPath = GetJslintFile();
string command = string.Format(@"cscript //Nologo ""{0}""", verifyScriptPath);
bool success = true;
foreach (ITaskItem scriptFile in ScriptFiles)
{
if (!success && this.mStopOnFirstFailure)
{//dont process more files if one has already failed
break;
}
//if (Script == null) { throw new ArgumentNullException("Script"); }
//string scriptPath = Script.GetMetadata("FullPath");
string scriptPath = scriptFile.GetMetadata("FullPath");
if (string.IsNullOrEmpty(scriptPath))
{
throw new ArgumentNullException("scriptPath");
}
if (!File.Exists(scriptPath))
{
throw new FileNotFoundException(string.Format("Script file not found at [{0}]", scriptPath), scriptPath);
}
try
{
IWshRuntimeLibrary.WshShell shell = new IWshRuntimeLibrary.WshShell();
Thread thread = new Thread(delegate()
{
System.Diagnostics.Debug.WriteLine("started");
IWshRuntimeLibrary.WshExec wshExec = shell.Exec(command);
//first line must the options
wshExec.StdIn.WriteLine(optionsJs);
wshExec.StdIn.WriteLine(StartDelimiter);
//needed to make line numbers match up
wshExec.StdIn.WriteLine(string.Empty);
string file = File.ReadAllText(scriptPath);
wshExec.StdIn.Write(file);
wshExec.StdIn.WriteLine(string.Empty);
wshExec.StdIn.WriteLine(EndDelimiter);
string errorMessage = wshExec.StdErr.ReadAll();
wshExec.Terminate();
mExitCode = wshExec.ExitCode;
string errorJsonStr = null;
if (errorMessage != null && errorMessage.Length > 0)
{
System.Diagnostics.Debug.WriteLine(errorMessage);
int startIndex = errorMessage.IndexOf(ResultStartDelimiter);
int endIndex = errorMessage.IndexOf(ResultEndDelimiter);
if (startIndex >= 0 && endIndex > startIndex)
{
startIndex += ResultStartDelimiter.Length;
errorJsonStr = errorMessage.Substring(startIndex, endIndex - startIndex).Trim();
}
}
JavascriptErrorInfo[] errors = null;
if (!string.IsNullOrEmpty(errorJsonStr))
{
errors = GetErrorsFromString(errorJsonStr);
mAllErrors.AddRange(errors);
}
if (errors != null)
{
foreach (JavascriptErrorInfo error in errors)
{
if (error != null)
{
string subCategory = "JavaScript";
string errorCode = "JSLint";
string helpKeyword = "JavascriptError";
int lineNumber = error.Line;
int colNumber = error.Character;
base.Log.LogError(subCategory, errorCode, helpKeyword, scriptPath, error.Line, error.Character, 0, 0, error.Reason, new object[0]);
}
}
success = false;
}
else
{
Log.LogMessage(MessageImportance.Normal, string.Format("No errors found in file [{0}]", scriptFile), null);
}
});
thread.Start();
thread.Join(Timeout * 1000);
}
catch (Exception ex)
{
success = false;
string message = ex.Message;
Log.LogErrorFromException(ex);
}
}
if (mAllErrors != null && mAllErrors.Count > 0)
{
mErrors = mAllErrors.ToArray();
}
success = success && mAllErrors.Count == 0;
Log.LogMessage(MessageImportance.Low, "End JSLint Verification", null);
return(success);
}
